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2026-06-15 - 01:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Jun 14, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26469212664,6sleep10-21swapper/107:07:541
21343212665,7sleep30-21swapper/307:05:103
446021130,0sleep04457-21irqstats09:10:180
26454211197,11sleep20-21swapper/207:07:432
26462210898,7sleep00-21swapper/007:07:490
278002660,0sleep00-21swapper/008:05:190
301712640,0sleep20-21swapper/211:25:202
272982630,0sleep30-21swapper/311:55:123
36982580,1sleep03700-21unixbench-2d07:40:240
46272560,0sleep30-21swapper/308:40:183
113852520,0sleep20-21swapper/210:40:192
87482270,6sleep22681199cyclictest07:20:152
2681199270,3cyclictest0-21swapper/211:57:502
2680999270,26cyclictest0-21swapper/112:05:261
2680999270,26cyclictest0-21swapper/109:20:491
26811992618,7cyclictest749-21snmpd12:17:032
2681199261,18cyclictest0-21swapper/208:10:182
26804992623,2cyclictest32603-21turbostat10:05:010
2680499260,25cyclictest0-21swapper/012:35:220
26811992517,7cyclictest749-21snmpd10:01:342
26811992517,7cyclictest749-21snmpd09:53:592
26811992517,7cyclictest749-21snmpd08:39:522
26811992517,7cyclictest749-21snmpd07:55:092
2680999250,24cyclictest0-21swapper/107:46:561
26811992416,7cyclictest749-21snmpd10:11:582
2681199240,23cyclictest0-21swapper/212:25:302
2681199240,23cyclictest0-21swapper/210:57:272
26809992421,2cyclictest0-21swapper/111:44:231
26809992420,3cyclictest0-21swapper/107:11:541
2680999240,23cyclictest0-21swapper/111:17:111
26811992315,7cyclictest749-21snmpd09:38:312
26811992315,7cyclictest749-21snmpd07:31:392
26811992314,8cyclictest749-21snmpd10:26:582
2681199231,3cyclictest0-21swapper/210:46:112
2681199231,3cyclictest0-21swapper/207:46:412
2681199231,21cyclictest0-21swapper/208:56:432
2681199230,22cyclictest0-21swapper/208:34:582
26809992320,2cyclictest0-21swapper/109:55:551
26809992319,3cyclictest0-21swapper/111:30:081
2680999230,22cyclictest0-21swapper/111:29:201
2680999230,22cyclictest0-21swapper/110:17:231
2680999230,22cyclictest0-21swapper/109:44:321
2680999230,22cyclictest0-21swapper/109:27:341
2680999230,22cyclictest0-21swapper/107:18:481
2680499230,22cyclictest0-21swapper/007:34:360
26811992215,5cyclictest7045-21sadc08:45:002
26811992214,7cyclictest749-21snmpd08:07:312
26811992214,7cyclictest749-21snmpd07:44:032
2681199221,3cyclictest0-21swapper/210:37:132
2681199221,3cyclictest0-21swapper/210:19:012
2681199221,20cyclictest0-21swapper/212:09:592
2681199220,3cyclictest0-21swapper/211:35:062
2681199220,21cyclictest0-21swapper/212:20:082
2681199220,21cyclictest0-21swapper/211:01:172
2681199220,15cyclictest0-21swapper/209:00:312
26809992219,2cyclictest0-21swapper/110:23:041
2680999220,21cyclictest0-21swapper/108:07:191
2680999220,17cyclictest0-21swapper/111:45:121
26804992219,2cyclictest749-21snmpd07:12:260
2680499220,14cyclictest0-21swapper/012:13:330
26811992119,2cyclictest0-21swapper/207:28:392
26811992117,3cyclictest0-21swapper/211:31:172
26811992115,5cyclictest749-21snmpd11:14:512
26811992114,6cyclictest749-21snmpd09:19:022
2681199211,19cyclictest0-21swapper/210:07:132
2681199211,19cyclictest0-21swapper/209:25:492
2681199210,3cyclictest0-21swapper/208:00:302
2681199210,20cyclictest0-21swapper/211:19:292
2681199210,20cyclictest0-21swapper/210:50:562
2681199210,20cyclictest0-21swapper/209:45:122
2681199210,20cyclictest0-21swapper/209:45:122
2681199210,12cyclictest0-21swapper/211:05:122
26809992118,2cyclictest0-21swapper/110:52:051
26809992117,3cyclictest0-21swapper/109:06:161
2680999210,21cyclictest0-21swapper/111:14:381
2680999210,20cyclictest0-21swapper/111:08:571
2680999210,20cyclictest0-21swapper/111:02:351
2680999210,20cyclictest0-21swapper/110:35:311
2680999210,20cyclictest0-21swapper/108:48:521
2680999210,20cyclictest0-21swapper/107:55:511
2680999210,20cyclictest0-21swapper/107:21:261
26804992119,1cyclictest749-21snmpd08:38:070
26804992118,2cyclictest749-21snmpd12:32:270
26804992117,2cyclictest26776-21latency_hist11:54:590
2680499211,19cyclictest0-21swapper/008:15:280
2680499210,20cyclictest0-21swapper/011:13:110
26811992018,1cyclictest749-21snmpd11:22:152
26811992018,1cyclictest749-21snmpd07:11:212
26811992018,1cyclictest11112-21cat11:40:152
26811992016,3cyclictest0-21swapper/209:05:102
26811992014,5cyclictest749-21snmpd12:10:412
26811992014,5cyclictest749-21snmpd10:21:252
26811992014,5cyclictest749-21snmpd07:16:302
26811992012,7cyclictest749-21snmpd09:59:012
2681199200,9cyclictest0-21swapper/209:40:122
2681199200,19cyclictest0-21swapper/207:50:162
2681199200,13cyclictest0-21swapper/211:52:332
2680999206,13cyclictest0-21swapper/108:15:241
26809992018,2cyclictest0-21swapper/111:35:421
26809992018,1cyclictest749-21snmpd10:31:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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